chemical additives for use in the mining industry; mineral flotation reagents; flotation aids; flotation additives

Windmills; wind turbines; structural and replacement parts of wind turbines, namely, towers and masts, blades, blade hubs, pods, housings, base foundations and buoys for wind turbines, rotating devices, rings, brakes and gears for rotation, devices for monitoring and regulating the angle of the blades, devices for measuring the effectiveness of wind turbines, brakes and brake devices, main shafts, universal joints, transmission devices, clutches and electric generators, cooling units, and hel...